Short answer: the MoFi SourcePoint 8. It ranks #17 of 131 bookshelf speakers by sound quality, rated 4.5/5, at $2,594. The GR-Research NX-Bravo ranks #25, rated 4.4/5, at $1,540, $1,054 cheaper, which does not close the gap in sound quality.
Why pick the MoFi SourcePoint 8: 8” twin-drive concentric driver paired with a 1.25” soft dome tweeter, in a diffraction-reducing baffle design; rated 47Hz-30kHz. The catch: Like other coincident designs, produces diffraction dips around 4kHz and 7kHz when pointed directly on-axis; needs about 10-15° of toe-out to smooth those out.
The case for the GR-Research NX-Bravo: Vertical dispersion is unusually wide for a two-way bookshelf: tonal matching holds from about 50° above the tweeter axis down to 20° below it, well beyond the roughly ±10-20° typical of most two-ways. The catch: Pointed straight on-axis there’s a deliberate ~5dB high-frequency bump meant to compensate for narrowing dispersion off-axis; it needs about 15° of toe-out (aimed to cross behind the listener) to sound balanced, which won’t suit every room layout.
Buy the MoFi SourcePoint 8. It is rated higher for sound quality, and the $1,054 saving on the GR-Research NX-Bravo is not enough to make up the difference.
Still deciding? The full Passive Home rankings cover every ranked option.
Specifications Side By Side
| MoFi SourcePoint 8 | GR-Research NX-Bravo | |
|---|---|---|
| Price | $2594 per pair | $1540 per pair kit with finished cabinets (assembly required) |
| Ranked | #17 of 131 in Large Size Bookshelf Speakers | #25 of 131 in Large Size Bookshelf Speakers |
| Bass Extension (-10dB) | 43Hz (measured, Erin’s Audio Corner) | 45Hz (measured, Erin’s Audio Corner) |
| Bass Extension (-3dB) | 52Hz (measured, Erin’s Audio Corner) | 77Hz (measured, Erin’s Audio Corner) |
| Dimensions | 18”H x 11.4”W x 13.2”D (457.2 x 289.6 x 335.3 mm) | 14”H x 7.5”W x 11.5”D (355.6 x 190.5 x 292.1 mm) |
| Impedance | 8 ohms nominal (8 ohms minimum above 80Hz, measured, Erin’s Audio Corner) | 6 ohms nominal, 5 ohms minimum (measured, Erin’s Audio Corner) |
| Sensitivity | 86.3dB (measured, Erin’s Audio Corner) | 84.8dB (measured, Erin’s Audio Corner) |
| Drivers | 8” woofer, 1.25-inch soft-dome tweeter | GR-Research M165 6.5” paper cone, non-resonant polymer frame woofer, GR-Research Neo3 Planar Magnetic Ribbon deep rear cup tweeter |
| Weight | 28 lbs (12.7 kg) each | 16.1 lbs (7.3 kg) each |
| Woofer Cabinet | ported, rear | ported |
| Spinorama Preference Score | 5.15 | 5.18 |
| Spinorama Preference Score with Perfect Sub | 7.28 | 7.52 |
| DIY Kit | No | Yes |
Related Speaker Comparisons
How MoFi SourcePoint 8 compares with other leading options:
- MoFi SourcePoint 8 vs Perlisten S4b
- MoFi SourcePoint 8 vs KEF Reference 1 Meta
- MoFi SourcePoint 8 vs GR-Research NX-Studio
- MoFi SourcePoint 8 vs March Audio Sointuva AWG
- MoFi SourcePoint 8 vs AsciLab C6B
Prices on this page were last checked September 29, 2026 at 3:43 PM UTC. Product prices and availability are accurate as of that date/time and are subject to change; the price and availability shown on Amazon at the time of purchase will apply to the purchase of this product.
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The Two Speakers In Full
MoFi SourcePoint 8: $2594 per pair Crutchfield eBay
Pros: 8” twin-drive concentric driver paired with a 1.25” soft dome tweeter, in a diffraction-reducing baffle design; rated 47Hz-30kHz. Notably more neutral and true-to-source than its sibling SourcePoint 10, which the reviewer found a bit too bright in the treble by comparison: measured about 4-5dB less high-frequency output. Excellent imaging: passed multiple stereo-panning and depth tests, including smooth continuous left-to-right pans without wobble and correct front-to-back layering of vocals versus percussion. Wide horizontal dispersion of about ±60°, broader than the reviewer expected from a coaxial design, and forgiving enough in placement that about 10° of toe-out variance and moving above or below the tweeter axis both still sound good. Excellent dynamic range and compression linearity: about 26dB of headroom up to 102dB/1m equivalent, with issues only appearing below about 60Hz. 8-ohm nominal impedance made it easy to drive on everything from a budget Denon AVR to a high-end Macintosh amplifier. No significant evidence of woofer-cone modulation distortion affecting the tweeter, even at 96dB/1m. Measured bass extension of 52Hz (-3dB), with a measured sensitivity of 86.3dB.
Cons: Like other coincident designs, produces diffraction dips around 4kHz and 7kHz when pointed directly on-axis; needs about 10-15° of toe-out to smooth those out. The rear-ported cabinet (two ports) means it can’t be placed too close to a wall without the bass becoming overblown: the reviewer settled on about 2 feet of clearance. F3 of 52Hz and F10 of 43Hz mean genuine deep bass tops out in the mid-40s Hz in-room: a subwoofer is still needed for true low-end extension. Harmonic distortion crosses the reviewer’s 3% threshold at 96dB (though it’s second-order and less audibly significant), and multitone distortion becomes noticeably more audible at that same output level. Vertical response doesn’t perfectly mirror horizontal, since the cabinet is a rectangle rather than a perfect square around the driver.
Full MoFi SourcePoint 8 review and specifications →
| Bass Extension (-10dB) | 43Hz (measured, Erin’s Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 52Hz (measured, Erin’s Audio Corner) |
| DIY Kit | No |
| Dimensions | 18”H x 11.4”W x 13.2”D (457.2 x 289.6 x 335.3 mm) |
| Drivers | 8” woofer, 1.25-inch soft-dome tweeter |
| Impedance | 8 ohms nominal (8 ohms minimum above 80Hz, measured, Erin’s Audio Corner) |
| Sensitivity | 86.3dB (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 5.15 |
| Spinorama Preference Score with Perfect Sub | 7.28 |
| Weight | 28 lbs (12.7 kg) each |
| Woofer Cabinet | ported, rear |
- Links
- Reviews, Comparisons and Sound Samples
- Erin’s Audio Corner: Why Do People Love the MoFi SourcePoint 8? More from Erin’s Audio Corner →
- Erin’s Audio Corner Website MoFi SourcePoint 8
- Erin’s Audio Corner: Upgrade Your Sound with These 6 Surprisingly Affordable Speakers!
- Erin’s Audio Corner: My Personal Favorite Speakers Under $2500
- Erin’s Audio Corner: My Top Picks of 2023: Must-Haves Under $3000
- GR-Research: Danny Tackles Andrews Jones: The Source Point 8! Spoiler Alert (It’s Really Good) More from GR-Research →
- Erin’s Audio Corner Measurements (spinorama.org)
- Head-to-Head Comparisons
- MoFi SourcePoint 8 vs Buchardt Audio E50
- MoFi SourcePoint 8 vs KEF R3
- MoFi SourcePoint 8 vs Epos ES14N
- MoFi SourcePoint 8 vs AsciLab F6Bs
- MoFi SourcePoint 8 vs Wharfedale Aura 2
- MoFi SourcePoint 8 vs Arendal 1528 Monitor 8
- MoFi SourcePoint 8 vs KEF Q Concerto Meta
- MoFi SourcePoint 8 vs Ascend Acoustics CMT-340 SE2
- See all 58 comparisons
GR-Research NX-Bravo: $1540 per pair kit with finished cabinets (assembly required) GR Research eBay
Pros: Vertical dispersion is unusually wide for a two-way bookshelf: tonal matching holds from about 50° above the tweeter axis down to 20° below it, well beyond the roughly ±10-20° typical of most two-ways. Horizontal dispersion is also wide at about ±70° through the midrange, widening further when toed out, so sidewall acoustic treatment isn’t really necessary. Burst decay is extremely clean with essentially no ringing: the reviewer compared it favorably to a $13,000/pair speaker that showed significant ringing at 120Hz and 500Hz. A deliberate dip around 7kHz reduces sibilance while the 1-4kHz upper-midrange stays neutral, so the sound doesn’t come across as laid-back or recessed. Easy to drive electrically, with a 5-ohm minimum impedance and 2.5-ohm minimum EPDR. Available from $700 as a kit up to about $2,500 fully finished, with the option of the designer’s flush-mount tube/banana-plug terminals for a cleaner look. Measured bass extension of 77Hz (-3dB), with a measured sensitivity of 84.8dB.
Cons: Pointed straight on-axis there’s a deliberate ~5dB high-frequency bump meant to compensate for narrowing dispersion off-axis; it needs about 15° of toe-out (aimed to cross behind the listener) to sound balanced, which won’t suit every room layout. Higher-than-normal high-frequency distortion becomes audible in sine-sweep testing at higher output, and multitone distortion crosses the reviewer’s 3% threshold around 96dB, making roughly 88dB the safer output ceiling. SPL-limited by the manufacturer’s own admission: not intended for loud, full-range playback and best paired with a subwoofer, as with most two-way bookshelf designs. F3 of 77Hz and F10 of 45Hz mean bass only reaches about 50-60Hz in-room. A minor enclosure or port resonance shows up in the frequency response (though not in burst decay), likely a non-issue but visible in measurements. Adding a subwoofer reduces midrange distortion but doesn’t address the elevated high-frequency distortion.
Full GR-Research NX-Bravo review and specifications →
| Bass Extension (-10dB) | 45Hz (measured, Erin’s Audio Corner) |
|---|---|
| Bass Extension (-3dB) | 77Hz (measured, Erin’s Audio Corner) |
| DIY Kit | Yes |
| Dimensions | 14”H x 7.5”W x 11.5”D (355.6 x 190.5 x 292.1 mm) |
| Drivers | GR-Research M165 6.5” paper cone, non-resonant polymer frame woofer, GR-Research Neo3 Planar Magnetic Ribbon deep rear cup tweeter |
| Impedance | 6 ohms nominal, 5 ohms minimum (measured, Erin’s Audio Corner) |
| Sensitivity | 84.8dB (measured, Erin’s Audio Corner) |
| Spinorama Preference Score | 5.18 |
| Spinorama Preference Score with Perfect Sub | 7.52 |
| Weight | 16.1 lbs (7.3 kg) each |
| Woofer Cabinet | ported |
- Links
- Reviews, Comparisons and Sound Samples
- Head-to-Head Comparisons